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戴安Cellulose纤维素过滤膜
六氯苯
NALGENE 50 白金硅胶胶管,内径x外径x壁厚,3/8 x 9/16 x 3/32英寸
Straight Through Connector, Screw Clamp
SEROLOGICAL PIPETTE 25 ML STERILE (10x10 pcs)
型号24压力调节阀(CGA-165 适用于SCOTTY 48)
1,2,4-Trichlorobenzene,10ng/ul 标准品
SS PACKED COLUMN,2M,2.1MM,PORAPAK Q,
Diamonsil C18(2) 5μm 50 x 4.6mm
超纯FLASH硅胶 40-63um,60A